program:
mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff)
socket(0x10, 0x3, 0x0)
mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/pci/devices/0000:00:04.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f0000000400)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000600)='1', 0x1) (fail_nth: 4)
[ 86.728105][ T5292] Bluetooth: hci0: command tx timeout
[ 86.840697][ T5329] pci_bus 0000:01: busn_res: [bus 01] is released
[ 86.876726][ T5330] FAULT_INJECTION: forcing a failure.
[ 86.876726][ T5330] name failslab, interval 1, probability 0, space 0, times 1
[ 86.882746][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 86.882763][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 86.882770][ T5330] Call Trace:
[ 86.882777][ T5330]
[ 86.882782][ T5330] dump_stack_lvl+0xe8/0x150
[ 86.882865][ T5330] should_fail_ex+0x40c/0x560
[ 86.882919][ T5330] should_failslab+0xa8/0x100
[ 86.882936][ T5330] __kmalloc_node_track_caller_noprof+0x100/0x730
[ 86.882951][ T5330] ? kobject_set_name_vargs+0x61/0x110
[ 86.882995][ T5330] ? kobject_set_name_vargs+0x61/0x110
[ 86.883014][ T5330] kvasprintf+0xeb/0x1a0
[ 86.883031][ T5330] ? __pfx_kvasprintf+0x10/0x10
[ 86.883047][ T5330] ? acpi_dev_for_each_child+0x9b/0xe0
[ 86.883066][ T5330] ? kvasprintf_const+0xe8/0x240
[ 86.883090][ T5330] kobject_set_name_vargs+0x61/0x110
[ 86.883106][ T5330] dev_set_name+0xe2/0x140
[ 86.883125][ T5330] ? __pfx_dev_set_name+0x10/0x10
[ 86.883142][ T5330] ? pci_dev_assign_slot+0x194/0x1b0
[ 86.883154][ T5330] ? set_primary_fwnode+0xd6/0x230
[ 86.883167][ T5330] pci_setup_device+0x56c/0x2670
[ 86.883179][ T5330] ? ksys_write+0x150/0x270
[ 86.883193][ T5330] ? do_syscall_64+0x174/0x580
[ 86.883204][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 86.883222][ T5330] ? __pfx_pci_setup_device+0x10/0x10
[ 86.883253][ T5330] ? __kasan_kmalloc+0x93/0xb0
[ 86.883268][ T5330] ? __kmalloc_cache_noprof+0x150/0x660
[ 86.883282][ T5330] ? __raw_spin_lock_init+0x45/0x100
[ 86.883297][ T5330] pci_scan_single_device+0x2f4/0x400
[ 86.883313][ T5330] ? __pfx_pci_scan_single_device+0x10/0x10
[ 86.883333][ T5330] pci_scan_slot+0x1ba/0x5a0
[ 86.883348][ T5330] ? __pfx_pci_scan_slot+0x10/0x10
[ 86.883360][ T5330] ? __up_read+0x29c/0x930
[ 86.883376][ T5330] pci_scan_child_bus_extend+0x68/0x7c0
[ 86.883391][ T5330] ? pci_find_next_bus+0x63/0x70
[ 86.883410][ T5330] pci_rescan_bus+0x18/0x40
[ 86.883424][ T5330] rescan_store+0xcc/0x150
[ 86.883437][ T5330] ? __pfx_rescan_store+0x10/0x10
[ 86.883451][ T5330] ? sysfs_file_kobj+0x1e4/0x230
[ 86.883463][ T5330] ? sysfs_kf_write+0x166/0x260
[ 86.883476][ T5330] ? __pfx_sysfs_kf_write+0x10/0x10
[ 86.883486][ T5330] kernfs_fop_write_iter+0x3a4/0x540
[ 86.883500][ T5330] vfs_write+0x612/0xba0
[ 86.883520][ T5330] ? __pfx_vfs_write+0x10/0x10
[ 86.883540][ T5330] ? __fget_files+0x2a/0x420
[ 86.883558][ T5330] ksys_write+0x150/0x270
[ 86.883574][ T5330] ? __pfx_ksys_write+0x10/0x10
[ 86.883592][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 86.883602][ T5330] do_syscall_64+0x174/0x580
[ 86.883615][ T5330] ? trace_irq_disable+0x3b/0x140
[ 86.883628][ T5330] ? clear_bhb_loop+0x70/0xc0
[ 86.883642][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 86.883653][ T5330] RIP: 0033:0x7f6c2b59e0d9
[ 86.883663][ T5330] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 86.883672][ T5330] RSP: 002b:00007f6c2c3a5fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 86.883685][ T5330] RAX: ffffffffffffffda RBX: 00007f6c2b826090 RCX: 00007f6c2b59e0d9
[ 86.883692][ T5330] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000005
[ 86.883698][ T5330] RBP: 00007f6c2c3a6050 R08: 0000000000000000 R09: 0000000000000000
[ 86.883704][ T5330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 86.883710][ T5330] R13: 00007f6c2b826128 R14: 00007f6c2b826090 R15: 00007ffe94b0d3e8
[ 86.883727][ T5330]
[ 87.035248][ T5330] pci (null): [8086:3420] type 01 class 0x060400 PCIe Root Port
[ 87.043695][ T5330] pci (null): PCI bridge to [bus 01]
[ 87.046098][ T5330] pci (null): bridge window [io 0x1000-0x1fff]
[ 87.048834][ T5330] pci (null): bridge window [mem 0xfe800000-0xfe9fffff]
[ 87.054356][ T5330] pci (null): bridge window [mem 0xfc800000-0xfc9fffff 64bit pref]
[ 87.057828][ T5330] pci (null): enabling Extended Tags
[ 87.066517][ T5330] ------------[ cut here ]------------
[ 87.068724][ T5330] ret < 0
[ 87.068733][ T5330] WARNING: drivers/pci/probe.c:2768 at pci_device_add+0x1542/0x1910, CPU#0: syz.0.0/5330
[ 87.073759][ T5330] Modules linked in:
[ 87.076002][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 87.079536][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 87.084134][ T5330] RIP: 0010:pci_device_add+0x1542/0x1910
[ 87.086654][ T5330] Code: f8 ff ff e9 77 f8 ff ff e8 fb 95 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 ed 95 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 df 95 ac fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 87.094617][ T5330] RSP: 0018:ffffc9000e3b7880 EFLAGS: 00010293
[ 87.096767][ T5330] RAX: ffffffff851a8d01 RBX: 00000000ffffffea RCX: ffff888000964a80
[ 87.099638][ T5330] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 87.102653][ T5330] RBP: ffffc9000e3b7990 R08: ffff88804257810b R09: 1ffff110084af021
[ 87.106132][ T5330] R10: dffffc0000000000 R11: ffffed10084af022 R12: 1ffff110084af091
[ 87.109252][ T5330] R13: ffff88801f863030 R14: ffff88801b0b6800 R15: ffff888042578000
[ 87.112368][ T5330] FS: 00007f6c2c3a66c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000
[ 87.115996][ T5330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 87.118322][ T5330] CR2: 000055f7a33448a0 CR3: 000000001fdf9000 CR4: 0000000000352ef0
[ 87.120987][ T5330] Call Trace:
[ 87.122564][ T5330]
[ 87.123699][ T5330] ? __pfx_pci_device_add+0x10/0x10
[ 87.125481][ T5330] ? __raw_spin_lock_init+0x45/0x100
[ 87.127257][ T5330] pci_scan_single_device+0x3ae/0x400
[ 87.129426][ T5330] ? __pfx_pci_scan_single_device+0x10/0x10
[ 87.131863][ T5330] pci_scan_slot+0x1ba/0x5a0
[ 87.134089][ T5330] ? __pfx_pci_scan_slot+0x10/0x10
[ 87.136417][ T5330] ? __up_read+0x29c/0x930
[ 87.138419][ T5330] pci_scan_child_bus_extend+0x68/0x7c0
[ 87.140704][ T5330] ? pci_find_next_bus+0x63/0x70
[ 87.142757][ T5330] pci_rescan_bus+0x18/0x40
[ 87.144679][ T5330] rescan_store+0xcc/0x150
[ 87.146440][ T5330] ? __pfx_rescan_store+0x10/0x10
[ 87.148547][ T5330] ? sysfs_file_kobj+0x1e4/0x230
[ 87.150765][ T5330] ? sysfs_kf_write+0x166/0x260
[ 87.152926][ T5330] ? __pfx_sysfs_kf_write+0x10/0x10
[ 87.154964][ T5330] kernfs_fop_write_iter+0x3a4/0x540
[ 87.157162][ T5330] vfs_write+0x612/0xba0
[ 87.158871][ T5330] ? __pfx_vfs_write+0x10/0x10
[ 87.160817][ T5330] ? __fget_files+0x2a/0x420
[ 87.163016][ T5330] ksys_write+0x150/0x270
[ 87.165597][ T5330] ? __pfx_ksys_write+0x10/0x10
[ 87.168434][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.171287][ T5330] do_syscall_64+0x174/0x580
[ 87.173429][ T5330] ? trace_irq_disable+0x3b/0x140
[ 87.175655][ T5330] ? clear_bhb_loop+0x70/0xc0
[ 87.177745][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.180837][ T5330] RIP: 0033:0x7f6c2b59e0d9
[ 87.183301][ T5330] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 87.191777][ T5330] RSP: 002b:00007f6c2c3a5fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 87.196316][ T5330] RAX: ffffffffffffffda RBX: 00007f6c2b826090 RCX: 00007f6c2b59e0d9
[ 87.199971][ T5330] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000005
[ 87.203742][ T5330] RBP: 00007f6c2c3a6050 R08: 0000000000000000 R09: 0000000000000000
[ 87.207971][ T5330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 87.211317][ T5330] R13: 00007f6c2b826128 R14: 00007f6c2b826090 R15: 00007ffe94b0d3e8
[ 87.215060][ T5330]
[ 87.216402][ T5330] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 87.219717][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 87.223130][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 87.227114][ T5330] Call Trace:
[ 87.228568][ T5330]
[ 87.229678][ T5330] vpanic+0x56c/0xa60
[ 87.231182][ T5330] ? __pfx__printk+0x10/0x10
[ 87.232822][ T5330] ? __pfx_vpanic+0x10/0x10
[ 87.234619][ T5330] ? is_bpf_text_address+0x292/0x2b0
[ 87.236874][ T5330] ? is_bpf_text_address+0x26/0x2b0
[ 87.239120][ T5330] panic+0xc5/0xd0
[ 87.240750][ T5330] ? __pfx_panic+0x10/0x10
[ 87.242465][ T5330] __warn+0x315/0x4c0
[ 87.243874][ T5330] ? pci_device_add+0x1542/0x1910
[ 87.245856][ T5330] ? pci_device_add+0x1542/0x1910
[ 87.248006][ T5330] __report_bug+0x276/0x570
[ 87.249961][ T5330] ? pci_device_add+0x1542/0x1910
[ 87.252062][ T5330] ? __pfx___report_bug+0x10/0x10
[ 87.254282][ T5330] ? pci_device_add+0x1542/0x1910
[ 87.256339][ T5330] report_bug+0x16a/0x220
[ 87.258145][ T5330] ? pci_device_add+0x1542/0x1910
[ 87.260249][ T5330] ? pci_device_add+0x1544/0x1910
[ 87.262242][ T5330] handle_bug+0x9c/0x200
[ 87.264068][ T5330] exc_invalid_op+0x1a/0x50
[ 87.266028][ T5330] asm_exc_invalid_op+0x1a/0x20
[ 87.268143][ T5330] RIP: 0010:pci_device_add+0x1542/0x1910
[ 87.270584][ T5330] Code: f8 ff ff e9 77 f8 ff ff e8 fb 95 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 ed 95 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 df 95 ac fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 87.278798][ T5330] RSP: 0018:ffffc9000e3b7880 EFLAGS: 00010293
[ 87.281444][ T5330] RAX: ffffffff851a8d01 RBX: 00000000ffffffea RCX: ffff888000964a80
[ 87.285260][ T5330] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 87.288494][ T5330] RBP: ffffc9000e3b7990 R08: ffff88804257810b R09: 1ffff110084af021
[ 87.291533][ T5330] R10: dffffc0000000000 R11: ffffed10084af022 R12: 1ffff110084af091
[ 87.294651][ T5330] R13: ffff88801f863030 R14: ffff88801b0b6800 R15: ffff888042578000
[ 87.297847][ T5330] ? pci_device_add+0x1541/0x1910
[ 87.300027][ T5330] ? __pfx_pci_device_add+0x10/0x10
[ 87.302299][ T5330] ? __raw_spin_lock_init+0x45/0x100
[ 87.304640][ T5330] pci_scan_single_device+0x3ae/0x400
[ 87.307018][ T5330] ? __pfx_pci_scan_single_device+0x10/0x10
[ 87.309428][ T5330] pci_scan_slot+0x1ba/0x5a0
[ 87.311479][ T5330] ? __pfx_pci_scan_slot+0x10/0x10
[ 87.313697][ T5330] ? __up_read+0x29c/0x930
[ 87.315919][ T5330] pci_scan_child_bus_extend+0x68/0x7c0
[ 87.318962][ T5330] ? pci_find_next_bus+0x63/0x70
[ 87.321644][ T5330] pci_rescan_bus+0x18/0x40
[ 87.323671][ T5330] rescan_store+0xcc/0x150
[ 87.325500][ T5330] ? __pfx_rescan_store+0x10/0x10
[ 87.327358][ T5330] ? sysfs_file_kobj+0x1e4/0x230
[ 87.329120][ T5330] ? sysfs_kf_write+0x166/0x260
[ 87.330977][ T5330] ? __pfx_sysfs_kf_write+0x10/0x10
[ 87.333087][ T5330] kernfs_fop_write_iter+0x3a4/0x540
[ 87.335375][ T5330] vfs_write+0x612/0xba0
[ 87.337203][ T5330] ? __pfx_vfs_write+0x10/0x10
[ 87.339185][ T5330] ? __fget_files+0x2a/0x420
[ 87.341126][ T5330] ksys_write+0x150/0x270
[ 87.342902][ T5330] ? __pfx_ksys_write+0x10/0x10
[ 87.344959][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.347349][ T5330] do_syscall_64+0x174/0x580
[ 87.349090][ T5330] ? trace_irq_disable+0x3b/0x140
[ 87.351010][ T5330] ? clear_bhb_loop+0x70/0xc0
[ 87.352855][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.355244][ T5330] RIP: 0033:0x7f6c2b59e0d9
[ 87.356971][ T5330] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 87.364739][ T5330] RSP: 002b:00007f6c2c3a5fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 87.368150][ T5330] RAX: ffffffffffffffda RBX: 00007f6c2b826090 RCX: 00007f6c2b59e0d9
[ 87.371484][ T5330] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000005
[ 87.374763][ T5330] RBP: 00007f6c2c3a6050 R08: 0000000000000000 R09: 0000000000000000
[ 87.377993][ T5330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 87.381239][ T5330] R13: 00007f6c2b826128 R14: 00007f6c2b826090 R15: 00007ffe94b0d3e8
[ 87.384485][ T5330]
[ 87.386143][ T5330] Kernel Offset: disabled
[ 87.387912][ T5330] Rebooting in 86400 seconds..